Base | Representation |
---|---|
bin | 1011110001110110100000… |
… | …1101011010000011011001 |
3 | 1200212002222122222221012000 |
4 | 2330131220031122003121 |
5 | 3144142300113224424 |
6 | 43313350330311213 |
7 | 2504453463644562 |
oct | 274355015320331 |
9 | 50762878887160 |
10 | 12951074742489 |
11 | 414357a070684 |
12 | 1552008888509 |
13 | 72c386794bc0 |
14 | 32ab9a33b169 |
15 | 176d493393c9 |
hex | bc76835a0d9 |
12951074742489 has 16 divisors (see below), whose sum is σ = 20662683350400. Its totient is φ = 7969892149008.
The previous prime is 12951074742449. The next prime is 12951074742533. The reversal of 12951074742489 is 98424747015921.
12951074742489 is a `hidden beast` number, since 1 + 2 + 9 + 5 + 10 + 74 + 74 + 2 + 489 = 666.
12951074742489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12951074742489 - 28 = 12951074742233 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12951074742449) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18448824069 + ... + 18448824770.
It is an arithmetic number, because the mean of its divisors is an integer number (1291417709400).
Almost surely, 212951074742489 is an apocalyptic number.
It is an amenable number.
12951074742489 is a deficient number, since it is larger than the sum of its proper divisors (7711608607911).
12951074742489 is a wasteful number, since it uses less digits than its factorization.
12951074742489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36897648861 (or 36897648855 counting only the distinct ones).
The product of its (nonzero) digits is 40642560, while the sum is 63.
The spelling of 12951074742489 in words is "twelve trillion, nine hundred fifty-one billion, seventy-four million, seven hundred forty-two thousand, four hundred eighty-nine".
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